Object Oriented Programming Using C++ problems
- 1. A function that is called automatically each time an object is destroyed is a
Options- A. constructor
- B. destructor
- C. destroyer
- D. terminator Discuss
Correct Answer: destructor
- 2. When you pass a variable _____, C++ passes only the contents of the variable to the receiving function
Options- A. by reference
- B. by value
- C. globally
- D. locally Discuss
Correct Answer: by value
- 3. When the compiler cannot differentiate between two overloaded constructors, they are called
Options- A. overloaded
- B. destructed
- C. ambiguous
- D. dubious Discuss
Correct Answer: ambiguous
- 4. If you create an instantiation of a class template with an int, and then create a second instantiation with a double, then
Options- A. you must precede each function call with the word int or double
- B. once a function is used as one type, it becomes unavailable for use with the other type
- C. there is no difference in the procedure to call a member function
- D. you cannot perform this operation in C++ Discuss
Correct Answer: you must precede each function call with the word int or double
- 5. The best form of coupling is _____
Options- A. complete
- B. tight
- C. loose
- D. free Discuss
Correct Answer: loose
- 6. Sending a copy of data to a program module is called _______
Options- A. passing a value
- B. making a reference
- C. recursion
- D. setting a condition Discuss
Correct Answer: passing a value
- 7. Which of the following are valid characters for a numeric literal constant?
Options- A. a comma
- B. a dollar sign ($)
- C. a percent sign (%)
- D. a space
- E. None of the above Discuss
Correct Answer: None of the above
- 8. Which of the following is(are) invalid string constant(s)?
Options- A. '7.15 pm'
- B. "i like e"
- C. "7.3el2"
- D. "1234el2"
- E. None of the above Discuss
Correct Answer: '7.15 pm'
- 9. C++ allows you to define the same functions more than once in the same program _____
Options- A. if the definitions are identical
- B. if the definitions are included in two separate #include files
- C. if the definitions are located in a single #include file that is included more than once
- D. C++ does not allow you to define the same functions more than once in the same program Discuss
Correct Answer: C++ does not allow you to define the same functions more than once in the same program
- 10. Overloaded functions are required to
Options- A. have the same return type
- B. have the same number of parameters
- C. perform the same basic functions
- D. None of the above Discuss
Correct Answer: None of the above
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